package day6;

class HelloA {
    public HelloA() {
            {
                System.out.println("I'm A class");
            }
        }

        static {
            System.out.println("static A");
        }
    }


 public class HelloB extends HelloA {
    public abstract class test{
        final void method(){

        }
    }
    HelloB() {
        {
            System.out.println("I'm B class");
        }
    }

    static {
        System.out.println("static B");
    }

     public static void main(String[] args) {
         //new HelloB();
         long num = 012;

         System.out.println(num);
     }

}



